My Technology Points Are Full, but You Tell Me It's Prehistoric

Xu Yu was sent away by a time-travel professional and was forced to travel through the prehistoric world. He encountered a profiteer system and all the products sent to him were pirated copies! New world, old workers! Nuwa: What a magical lollipop! Kuafu: Chicken, you are so beautiful! (The Golden Crow is furious!) Zuwu: Boss Xu's AK47 is really useful! Shen Gongbao: Fellow Taoist, please stay, the goods from last time... Tongtian: Where is the space carrier I ordered?